diff --git a/freqtrade/rpc/api_server/ws/schema.py b/freqtrade/rpc/api_server/ws/schema.py
index 3221911de..0baa8d233 100644
--- a/freqtrade/rpc/api_server/ws/schema.py
+++ b/freqtrade/rpc/api_server/ws/schema.py
@@ -64,15 +64,3 @@ class WSAnalyzedDFMessage(WSMessageSchema):
     data: AnalyzedDFData
 
 # --------------------------------------------------------------------------
-
-
-if __name__ == "__main__":
-    message = WSAnalyzedDFMessage(
-        data={
-            "key": ("1", "5m", "spot"),
-            "df": DataFrame(),
-            "la": datetime.now()
-        }
-    )
-
-    print(message)
diff --git a/freqtrade/rpc/api_server/ws/serializer.py b/freqtrade/rpc/api_server/ws/serializer.py
index c0c24bb28..d1ddd84f0 100644
--- a/freqtrade/rpc/api_server/ws/serializer.py
+++ b/freqtrade/rpc/api_server/ws/serializer.py
@@ -46,16 +46,6 @@ class JSONWebSocketSerializer(WebSocketSerializer):
         return json.loads(data, object_hook=_json_object_hook)
 
 
-# ORJSON does not support .loads(object_hook=x) parameter, so we must use RapidJSON
-
-class RapidJSONWebSocketSerializer(WebSocketSerializer):
-    def _serialize(self, data):
-        return rapidjson.dumps(data, default=_json_default)
-
-    def _deserialize(self, data):
-        return rapidjson.loads(data, object_hook=_json_object_hook)
-
-
 class HybridJSONWebSocketSerializer(WebSocketSerializer):
     def _serialize(self, data) -> str:
         return str(orjson.dumps(data, default=_json_default), "utf-8")
diff --git a/freqtrade/rpc/api_server/ws/utils.py b/freqtrade/rpc/api_server/ws/utils.py
deleted file mode 100644
index 1ceecab88..000000000
--- a/freqtrade/rpc/api_server/ws/utils.py
+++ /dev/null
@@ -1,12 +0,0 @@
-from fastapi import WebSocket
-# fastapi does not make this available through it, so import directly from starlette
-from starlette.websockets import WebSocketState
-
-
-async def is_websocket_alive(ws: WebSocket) -> bool:
-    if (
-        ws.application_state == WebSocketState.CONNECTED and
-        ws.client_state == WebSocketState.CONNECTED
-    ):
-        return True
-    return False